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Coregonus autumnalis in Czech Republic
Arctic cisco

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Coregonus autumnalis   (Pallas, 1776)
Family:	Salmonidae (Salmonids) , subfamily: Coregoninae			picture (Coaut_m0.jpg) by Harrod, C.
Order:	Salmoniformes  (salmons)
Class:	Actinopterygii (ray-finned fishes)
FishBase name:	Arctic cisco
Max. size:	64.0 cm TL (male/unsexed; Ref. 5723)
Environment:	pelagic-neritic; anadromous
Climate:	polar; 73°N - 62°N
Global Importance:	fisheries: commercial
Resilience:	Low, minimum population doubling time 4.5 - 14 years (tm=6; Fec=2,000)
Distribution:	Europe: UK, Barents Sea and coasts and rivers of Siberia. Also in Ireland, where it was until recently confused with Coregonus lavaretus and Coregonus albula (Ref. 6258). Northern America: Murchison River in Northwest Territories, Canada to Point Barrow in Alaska; also in Mackenzie River in Northwest Territories (Ref. 5273) and the lower Liard River, British Columbia (Ref. 10882). Appendix III of the Bern Convention (protected fauna). Belongs to Coregonus artedi complex.
Diagnosis:	Dorsal spines (total): 0-0; Dorsal soft rays (total): 10-12; Anal spines: 0-0; Anal soft rays: 12-14; Vertebrae: 64-67. Distinguished by the pale or colorless pelvic fins, a terminal mouth and the presence of 41 to 48 gill rakers on the 1st gill arch (Ref. 27547). Dorsal fairly high and slightly falcate; pelvic with axillary process (Ref. 27547). Brown to dark greenish above fading to silvery on sides and belly; fins pale (Ref. 27547).
Biology:	Occurs in brackish waters (20-22 ppt) of coastal lagoons and mouths of rivers and bays (Ref. 4779). Nerito-pelagic (Ref. 58426). Enters rivers in shoals to spawn (Ref. 4779). Feeds on small crustaceans, insects, small fishes (Ref. 28219, 28857), worms and clams (Ref. 58426). No feeding occurs during the upstream migration (Ref. 4779). Collected by fyke nets (Ref. 4526)
Threatened:	, (Ref. 36508)
Dangerous:	harmless
Coordinator:
Main Ref:	Wheeler, A.. 1992. (Ref. 5204)
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Czech Republic country information
Common names:	Síh bajkalský		Ref:  Baruš, V. and O. Oliva (eds.), 1995
Status:	introduced		Ref:
Salinity:	freshwater
Regulations:	no regulations		Ref:
Uses:	no uses
Country Information:	www.cia.gov/cia/publications/factbook/geos/ez.html
Occurrences:	Occurrences    Point map
Main Ref:	Hanel, L., 2003
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More information:	Countries FAO areas Occurrences Introductions Ecosystem Ecology Diet Food items Food consumption Ration Predators Ciguatera Fish loss Common names Synonyms Pictures Sounds Reproduction Maturity Spawning Eggs Egg dev. Larvae Larval dynamics References Growth L-W relationship L-L relationship Length frequencies Recruitment Max. age & size Metabolism Morphology Morphometrics Gill area Brains Vision Collaborators Genetics Allele frequencies Heritability Strains Aquaculture Aquaculture profile Diseases Ecotoxicology Processing Speed Swim. type Stamps
	Note: No data are available if label is black .
Tools:	Biogeographic modelling | E-book | Field guide | Length-frequency Wizard | Life-history tool | Point map |
Internet sources:	Alien/Invasive species database | BiOSC Point Data | CISTI | Google | GOBASE | GenBank ( genome, nucleotide ) | PubMed | Scirus | Tree of Life | Zoological Record
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	Entered:  Ortañez, Auda Kareen

	Ref.:				Glossary
		(e.g. 9948)				(e.g. cephalopods)
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Page created by: Eli, 20.10.03, last modified by Eli, 26.06.07